EP3618940B1 - Universeller filterkopf für wasserbrunnen - Google Patents

Universeller filterkopf für wasserbrunnen Download PDF

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Publication number
EP3618940B1
EP3618940B1 EP18726683.8A EP18726683A EP3618940B1 EP 3618940 B1 EP3618940 B1 EP 3618940B1 EP 18726683 A EP18726683 A EP 18726683A EP 3618940 B1 EP3618940 B1 EP 3618940B1
Authority
EP
European Patent Office
Prior art keywords
water
assembly
bubbler
filter cartridge
fluid communication
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
EP18726683.8A
Other languages
English (en)
French (fr)
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EP3618940A1 (de
Inventor
Rengao SONG
Mark Campbell
Vince MONKS
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Louisville Water Co
Original Assignee
Louisville Water Co
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Louisville Water Co filed Critical Louisville Water Co
Publication of EP3618940A1 publication Critical patent/EP3618940A1/de
Application granted granted Critical
Publication of EP3618940B1 publication Critical patent/EP3618940B1/de
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • E—FIXED CONSTRUCTIONS
    • E03—WATER SUPPLY; SEWERAGE
    • E03B—INSTALLATIONS OR METHODS FOR OBTAINING, COLLECTING, OR DISTRIBUTING WATER
    • E03B9/00—Methods or installations for drawing-off water
    • E03B9/02—Hydrants; Arrangements of valves therein; Keys for hydrants
    • E03B9/20—Pillar fountains or like apparatus for dispensing drinking water
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D15/00—Separating processes involving the treatment of liquids with solid sorbents; Apparatus therefor
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D29/00—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor
    • B01D29/11—Filters with filtering elements stationary during filtration, e.g. pressure or suction filters, not covered by groups B01D24/00 - B01D27/00; Filtering elements therefor with bag, cage, hose, tube, sleeve or like filtering elements
    • B01D29/31—Self-supporting filtering elements
    • B01D29/33—Self-supporting filtering elements arranged for inward flow filtration
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D35/00—Filtering devices having features not specifically covered by groups B01D24/00 - B01D33/00, or for applications not specifically covered by groups B01D24/00 - B01D33/00; Auxiliary devices for filtration; Filter housing constructions
    • B01D35/02—Filters adapted for location in special places, e.g. pipe-lines, pumps, stop-cocks
    • B01D35/04—Plug, tap, or cock filters filtering elements mounted in or on a faucet
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/001—Processes for the treatment of water whereby the filtration technique is of importance
    • C02F1/003—Processes for the treatment of water whereby the filtration technique is of importance using household-type filters for producing potable water, e.g. pitchers, bottles, faucet mounted devices
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01D—SEPARATION
    • B01D2201/00—Details relating to filtering apparatus
    • B01D2201/30—Filter housing constructions
    • B01D2201/301—Details of removable closures, lids, caps, filter heads
    • B01D2201/304—Seals or gaskets
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/28—Treatment of water, waste water, or sewage by sorption
    • C02F1/281—Treatment of water, waste water, or sewage by sorption using inorganic sorbents
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/28—Treatment of water, waste water, or sewage by sorption
    • C02F1/283—Treatment of water, waste water, or sewage by sorption using coal, charred products, or inorganic mixtures containing them
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F1/00—Treatment of water, waste water, or sewage
    • C02F1/44—Treatment of water, waste water, or sewage by dialysis, osmosis or reverse osmosis
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2101/00—Nature of the contaminant
    • C02F2101/10—Inorganic compounds
    • C02F2101/103—Arsenic compounds
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2101/00—Nature of the contaminant
    • C02F2101/10—Inorganic compounds
    • C02F2101/12—Halogens or halogen-containing compounds
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2101/00—Nature of the contaminant
    • C02F2101/10—Inorganic compounds
    • C02F2101/20—Heavy metals or heavy metal compounds
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2101/00—Nature of the contaminant
    • C02F2101/30—Organic compounds
    • C02F2101/36—Organic compounds containing halogen
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2101/00—Nature of the contaminant
    • C02F2101/30—Organic compounds
    • C02F2101/38—Organic compounds containing nitrogen
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2201/00—Apparatus for treatment of water, waste water or sewage
    • C02F2201/002—Construction details of the apparatus
    • C02F2201/006—Cartridges
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2307/00—Location of water treatment or water treatment device
    • C02F2307/06—Mounted on or being part of a faucet, shower handle or showerhead
    • C—CHEMISTRY; METALLURGY
    • C02—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F—TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
    • C02F2307/00—Location of water treatment or water treatment device
    • C02F2307/10—Location of water treatment or water treatment device as part of a potable water dispenser, e.g. for use in homes or offices

Definitions

  • This specification generally discloses and describes a water filtration system and more particularly discloses a water fountain filtration system that utilizes a universal filter head or housing to adapt existing water fountain systems to filtered water systems with minimal effort and expense.
  • water fountains are an important and necessary accessory to accommodate public health and safety. These fountains are located in a wide variety of areas: parks, restrooms, federal, state and local buildings, and of course school buildings and playgrounds.
  • the fountain comprises a simple bubbler connected to a water supply for supplying water and a hand or foot operated mechanism for opening a water valve to supply the water to the consumer.
  • CN 102 032 391 A and CN 204 004 552 U both suggest water taps which comprise filtration means for removing contaminants from water supplied via the water taps.
  • the specification describes a turnkey system and apparatus for water filtration according to claim 1 that may be advantageously mounted to existing water fountains and the like.
  • the invention is capable of replacing existing water fountain bubblers by mounting in the same approximate location on the fountain.
  • the apparatus and system provided herein also provides an economical method to provide effective filtration to large public water fountain installations, such as those provided by municipalities and schools, with minimum expense and labor.
  • the filtration apparatus includes an adapter base in fluid communication with said water supply line, a housing assembly having a first end and a second end, wherein the housing assembly is shaped to engage said adapter base at the second end, a bubbler head assembly for dispensing water, wherein the bubbler head assembly is secured to said housing assembly proximate the second end, a filter cartridge assembly disposed within said housing assembly and in fluid communication with said adapter base and said bubbler head assembly, and a pressure cap removably secured to the first end of said housing assembly, whereby said filter cartridge assembly is engaged and secured by said pressure cap, and may further include a spout for delivery of water to a user.
  • the housing assembly provides an aperture that is connected to a supply water line or the equivalent at a bottom end thereof.
  • the housing assembly houses a filter cartridge having filter media therein through which supply water is routed to effect filtration.
  • the filter cartridge may be held within the housing assembly by a lower end cap that engages a bubbler assembly for delivery of water to a spout, and a pressure cap for sealing the apparatus.
  • the pressure cap is shaped to engage the filter cartridge and hold it in place, while being easily removable for quick replacement of the filter cartridge when necessary.
  • the filter cartridge is shaped to provide a water channel between the housing assembly and cartridge, to direct water flow through a maximum surface area of the filtration media.
  • the pressure cap and end cap are secured to and form an integral part of the filter cartridge such that all elements may be replaced as a unit when necessary.
  • a filtration system that is disposed in the water supply stream that is at the point of consumption so that contaminants are eliminated from the water supply at the last possible point prior to consumption.
  • water fountain refers generally to describe any water delivery system that provides a supply of water to an end user.
  • Exemplary water fountains suitable for use in conjunction with the system described herein include but are not limited to water fountains having a source of water, a bubbler head through which the water is delivered, and a water supply valve for turning the water on and off.
  • a wide variety of different water fountains may be employed in the environment of the invention without departing from the scope thereof.
  • filtration media or “filter media” refers to any type of water filtration mechanism that may be employed to reduce or eliminate a targeted contaminant or contaminants therein.
  • exemplary filtration media suitable for use in the present invention include but are not limited to activated carbon of all types, powdered activated carbon, anthracite, activated alumina, birm, calcite, filter sand, garnet, magnesium oxide, manganese dioxide, copper/zinc granules, zeolite, hollow fiber filter membranes and multi-media layered filters of all types.
  • activated carbon of all types
  • powdered activated carbon powdered activated carbon
  • anthracite activated alumina
  • birm birm
  • calcite calcite
  • filter sand garnet
  • magnesium oxide manganese dioxide
  • copper/zinc granules copper/zinc granules
  • zeolite hollow fiber filter membranes
  • multi-media layered filters of all types.
  • Apparatus 10 may in some aspects and embodiments include a base 20 having a fluid aperture 22 therein that is in fluid communication with water supply line 2 to provide water to apparatus 10.
  • water supply line 2 may be connected to adapter base 20 by any one of many known fitting systems without departing from the scope of the invention.
  • compression couplings, threaded couplings, and sweated copper fittings may be employed to connect water supply line 2 to the fluid aperture 22 of the instant invention.
  • housing body assembly 40 having first 42 and second 44 ends is shaped to engage base 20 at second end 44 thereof, such that housing assembly 40 generally occupies the space where an existing bubbler assembly 3, shown in Fig. 5 , would be mounted on water fountain 1.
  • housing body assembly 40 may be generally cylindrical in shape, although a variety of different shaped housings 40 are within the scope of the existing invention.
  • Housing body assembly may in various embodiments include a spout guard 46, depicted as a two-piece assembly 46 that engages body assembly 40, as well as a spout channel 48 having an aperture 50 therein for accepting and stabilizing a spout 52 for dispensing water to a user.
  • spout guard 46 is shown herein as a two-piece assembly it should be understood that a multi-piece or unitary spout guard may be provided either separately or integrally with housing body 40 without departing from the scope of the present invention.
  • Spout guard 46 is typically shaped to protect spout 52 from splashes, drips, and even sneezes while the apparatus 10 is in use, and as such is shaped as a cowl over spout 52 in some embodiments.
  • spout channel 48 is shaped to engage and hold spout 52 as it exits apparatus 10 to prevent stress or strain thereto in the case of accidental contact.
  • Spout 52 is provided with at least one o-ring 54, or an equivalent fluid seal 54, that prevents spout 52 from leaking once it is secured to apparatus 10, as discussed further herein below.
  • housing body assembly 40 is generally open on first 42 and second 44 ends thereof, to accommodate a filter cartridge assembly 60 therein.
  • a filter cartridge assembly 60 having a water channel 62 there through is provided to engage or nest within the interior of housing 40.
  • the cartridge assembly 60 is in fluid communication with the base 20 aperture 22.
  • cartridge assembly 60 may comprise a filter media 70 therein, through which water must flow, thereby removing a targeted contaminant from the water.
  • filter media may comprise a wide variety of known media that are provided to target a known contaminant or contaminants as a particular application may require.
  • a filter cartridge 60 may comprise a filter media 70 designed for lead filtration.
  • filter media 70 may be provided that targets a plurality of contaminants without departing from the scope of the instant invention.
  • Some exemplary but non-limiting targeted contaminants that media 70 may be designed to filter include turbidity, chlorine and chloramines, lead, copper, arsenic, mercury and other heavy metals, atrazine and simazine, and disinfectant byproducts such as haloacetic acids and trihalomethanes.
  • turbidity chlorine and chloramines
  • lead copper
  • arsenic mercury
  • atrazine and simazine disinfectant byproducts
  • haloacetic acids and trihalomethanes disinfectant byproducts such as haloacetic acids and trihalomethanes.
  • filter cartridge 60 media 70 may be shaped generally as a cylinder having a central water channel 62 there through along a longitudinal axis thereof.
  • media 70 and filter cartridge 60 may be shaped to closely engage housing assembly 40, as will be discussed further herein below.
  • Apparatus 10 may further comprise a bubbler head assembly 80 secured to housing assembly 40 proximate the second end 44 thereof, that permits water to flow from supply line 1, through adapter base 20, filter cartridge 60, and media 70 to bubbler head assembly 80.
  • Bubbler head assembly 80 may comprise one of many known bubbler head assemblies utilized in known water fountains or water drinking systems.
  • Bubbler head assembly 80 may include a water channel 82 that is in fluid communication with spout 52, which engages channel 82 in a fluid-tight fashion via o-rings 54.
  • an end cap 90 having a central aperture 92 therein may be interposed between filter cartridge 60 and bubbler head assembly 80 to direct fluid flow from filter media 70 into bubbler head 80 at a central point.
  • End cap 90 may be provided in a variety of shapes and sizes to adapt a standard filter cartridge 60 to a plurality of different bubbler head assemblies 80. This feature of the invention provides the ability to manufacture a standard filter cartridge 60 while utilizing various different bubbler heads 80.
  • end cap 90 can be adapted to engage various filter media 70 shapes and configurations in some embodiments of the invention.
  • end cap 90 may include a water channel 94 into which aperture 92 opens, and at least one o-ring 96 or an equivalent seal disposed around the outside surface of water channel 94. End cap 90 engages bubbler head assembly 80 such that water channel 94 is in fluid communication with water channel 82, with o-rings 96 providing a seal there between. Thus water flowing through cartridge assembly 60 filter media 70 is directed into bubbler head assembly 80 and spout 52.
  • filtration apparatus 10 further includes a pressure cap 100 that is shaped to engage filter cartridge 60 at an upper portion thereof.
  • Pressure cap 100 may include a seal 102 and a plurality of helical threads on an interior portion thereof that engage a concomitant threads 104 of housing body 40, thereby sealing and capturing cartridge assembly 60 in housing body 40.
  • both end cap 90 and pressure cap 100 may be permanently secured to filter cartridge 60 and media 70, for example by adhesive or press-fitting, such that the end cap 90 and pressure cap 100 form a part of filter cartridge 60. When filter change becomes necessary, the entire cartridge 60 unit is then replaced.
  • housing body 40, filter cartridge 60, and media 70 are shaped such that a water channel 74 is provided around the exterior surface of filter media 70.
  • water channel 74 is designed to provide water flow through a large surface are of media 70, thereby enhancing and maximizing filter cartridge 60 efficiency and effectiveness.
  • water channel 74 may be designed to provide optimal water flow through filter cartridge 60 by providing consistent and even distribution of water through filter media 70.
  • filtration apparatus 10 provides a quick and simple system for changing filter cartridges 60 when replacement is required.
  • filtration apparatus 10 may be provided with an integral water valve body 120 that is in fluid communication with water supply 2.
  • Valve body 120 may include a water valve 122, having a plurality of o-ring seals 124 around valve 122.
  • valve 122 is shown as a simple spring 126 return valve 122 that permits water 2 to flow through valve body 120 into aperture 22 when depressed. It should be recognized that the various embodiments may be practiced and employed with the use of an integral valve body 120 having many different configurations, or with a remote valve (not shown), mounted elsewhere on a water fountain 1 that simply turns water supply 2 flow on and off to filtration apparatus 10.
  • apparatus 10 may be sized and shaped to replace an existing bubbler head assembly from a fountain 1, such that a maintenance worker may quickly and readily retrofit water fountains 1 with the apparatus of the instant invention with minimal effort and few required tools.
  • the existing bubbler head can simply be removed from the fountain 2, then filtration apparatus 10 is simply connected to water supply 2 via conventional plumbing connections in the location of the old bubbler head.
  • This aspect of the invention provides the ability for a large number of fountains 1 to be provided with inexpensive filtration at a relatively low costs.
  • this feature of the invention is particularly advantageous for school systems and other public facilities such as buildings and parks, where a great number of existing fountains may need to be provided with filtration, since it provides a simple and cost-effective system that doesn't require replacement of an entire fountain.
  • a reference to "A and/or B", when used in conjunction with open-ended language such as “comprising” can refer, in one embodiment, to A only (optionally including elements other than B); in another embodiment, to B only (optionally including elements other than A); in yet another embodiment, to both A and B (optionally including other elements); etc.
  • the phrase "at least one,” in reference to a list of one or more elements, should be understood to mean at least one element selected from any one or more of the elements in the list of elements, but not necessarily including at least one of each and every element specifically listed within the list of elements and not excluding any combinations of elements in the list of elements.
  • This definition also allows that elements may optionally be present other than the elements specifically identified within the list of elements to which the phrase "at least one" refers, whether related or unrelated to those elements specifically identified.
  • At least one of A and B can refer, in one embodiment, to at least one, optionally including more than one, A, with no B present (and optionally including elements other than B); in another embodiment, to at least one, optionally including more than one, B, with no A present (and optionally including elements other than A); in yet another embodiment, to at least one, optionally including more than one, A, and at least one, optionally including more than one, B (and optionally including other elements); etc.

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  • Chemical & Material Sciences (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Engineering & Computer Science (AREA)
  • Water Supply & Treatment (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Hydrology & Water Resources (AREA)
  • Analytical Chemistry (AREA)
  • Environmental & Geological Engineering (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Public Health (AREA)
  • Water Treatment By Sorption (AREA)

Claims (11)

  1. Vorrichtung (10) zum Anpassen eines vorhandenen Wasserbrunnens (1), der eine Wasserversorgungsleitung (2) und eine vorhandene, zur Wasserausgabe dienende Sprudelanordnung (3) aufweist, an einen Filterwasserbrunnen, wobei die Vorrichtung (10) Folgendes umfasst:
    eine Adapterbasis (20), die in Fluidverbindung mit der Wasserversorgungsleitung (2) steht,
    eine Gehäuseanordnung (40), die ein erstes Ende (42) und ein zweites Ende (44) aufweist und so geformt ist, dass sie am zweiten Ende (44) in die Adapterbasis (20) eingreift,
    eine zur Wasserausgabe dienende Sprudelkopfanordnung (80), die in der Nähe des zweiten Endes (44) an der Gehäuseanordnung (40) befestigt ist,
    eine Filterpatronenanordnung (60), die innerhalb der Gehäuseanordnung (40) angeordnet ist und in Fluidverbindung mit der Adapterbasis (20) und der Sprudelkopfanordnung (80) steht, und
    eine Druckkappe (100), die abnehmbar am ersten Ende (42) der Gehäuseanordnung (40) befestigt ist, wobei die Druckkappe (100) in die Filterpatronenanordnung (60) eingreift und diese sichert.
  2. Vorrichtung nach Anspruch 1, wobei die Vorrichtung (10) so geformt ist, dass sie die vorhandene Sprudelanordnung (3) ersetzt.
  3. Vorrichtung nach Anspruch 1, wobei die Filterpatronenanordnung (60) Folgendes umfasst:
    eine Endkappe (90), die in Fluidverbindung mit der Sprudelkopfanordnung (80) steht, und
    ein Filtermedium (70), durch das hindurch Wasser zur Endkappe (90) und
    anschließend durch die Sprudelkopfanordnung (80) hindurchfließt.
  4. Vorrichtung nach Anspruch 3, wobei die Endkappe (90) eine Öffnung (92) und einen in Fluidverbindung mit der Sprudelkopfanordnung (80) stehenden Wasserkanal (94) umfasst.
  5. Vorrichtung nach Anspruch 1, wobei die Filterpatronenanordnung (60) abnehmbar und in vorgegebenen Zeitabständen austauschbar ist.
  6. Vorrichtung nach Anspruch 1, wobei die Filterpatronenanordnung (60) ein Filtermedium (70) zum gezielten Herausfiltern mindestens einer Verunreinigung aus der Wasserversorgung umfasst.
  7. Vorrichtung nach Anspruch 1, die ein Filtermedium (70) umfasst, das eine allgemein zylindrische Form aufweist, in der ein Längswasserkanal (62) vorgesehen ist, um Wasser zur Sprudelanordnung zu leiten.
  8. Vorrichtung nach Anspruch 1, die ein Filtermedium (70) umfasst, das eine Außenfläche aufweist, die so geformt ist, dass sie einen Wasserkanal (74) zwischen der Gehäuseanordnung (40) und dem Filtermedium (70) vorsieht.
  9. Vorrichtung nach Anspruch 7, wobei das Filtermedium (70) Aktivkohle umfasst.
  10. Vorrichtung nach Anspruch 1, wobei die Filterpatronenanordnung (60) ein Filtermedium (70) umfasst, in dem ein zentraler Wasserdurchgang (62) vorgesehen ist, wobei das Filtermedium (70) eine Außenfläche aufweist, die in Fluidverbindung mit der Adapterbasis (20) steht, und wobei der zentrale Wasserdurchgang (62) in Fluidverbindung mit der Sprudelkopfanordnung (80) steht.
  11. Vorrichtung nach Anspruch 10, die eine Endkappe (90) umfasst, die eine Öffnung (92) aufweist, die in Fluidverbindung mit der Filterpatronenanordnung (60) und der Sprudelkopfanordnung (80) steht.
EP18726683.8A 2017-05-05 2018-05-07 Universeller filterkopf für wasserbrunnen Active EP3618940B1 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US201762501941P 2017-05-05 2017-05-05
PCT/US2018/031424 WO2018204925A1 (en) 2017-05-05 2018-05-07 Universal water fountain filter head

Publications (2)

Publication Number Publication Date
EP3618940A1 EP3618940A1 (de) 2020-03-11
EP3618940B1 true EP3618940B1 (de) 2023-11-08

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EP18726683.8A Active EP3618940B1 (de) 2017-05-05 2018-05-07 Universeller filterkopf für wasserbrunnen

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US (2) US11203855B2 (de)
EP (1) EP3618940B1 (de)
WO (1) WO2018204925A1 (de)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2018204925A1 (en) 2017-05-05 2018-11-08 Louisville Water Company Universal water fountain filter head
US10584040B2 (en) * 2017-10-06 2020-03-10 Whirlpool Corporation Filter cartridge
CN117101222A (zh) * 2022-05-16 2023-11-24 合肥美的电冰箱有限公司 水质净化组件与制冷设备

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5060857A (en) * 1990-02-20 1991-10-29 Therm-O-Disc, Incorporated Bubbler
US6235194B1 (en) * 2000-03-08 2001-05-22 Parker-Hannifin Corporation Recharge and filter assembly with replaceable cartridge
WO2003037479A1 (en) * 2001-10-13 2003-05-08 Professional Dental Manufacturing, Inc. Water filtering apparatus
US7252757B2 (en) 2002-09-09 2007-08-07 Clarity Filters Llc Faucet-mounted water filtration device including gate position sensor
US7404493B2 (en) * 2005-03-23 2008-07-29 Entegris, Inc. Filter device including pleated filter incorporated in a housing
CN102032391B (zh) 2010-10-18 2012-10-03 宁波奥雷士洁具有限公司 带净水过滤器的厨房龙头
CN204004552U (zh) 2014-06-25 2014-12-10 厦门市安德贝净水科技有限公司 一种净水龙头
WO2018204925A1 (en) * 2017-05-05 2018-11-08 Louisville Water Company Universal water fountain filter head

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US20180320343A1 (en) 2018-11-08
US11732447B2 (en) 2023-08-22
US11203855B2 (en) 2021-12-21
WO2018204925A1 (en) 2018-11-08
EP3618940A1 (de) 2020-03-11
US20220098838A1 (en) 2022-03-31

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